31316992

素因数分解:

$2^{10}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 88

約数和(自身を含む): 76050144

約数和(自身を除く): 44733152

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 257, 272, 448, 476, 512, 514, 544, 896, 952, 1024, 1028, 1088, 1792, 1799, 1904, 2056, 2176, 3584, 3598, 3808, 4112, 4352, 4369, 7168, 7196, 7616, 8224, 8704, 8738, 14392, 15232, 16448, 17408, 17476, 28784, 30464, 30583, 32896, 34952, 57568, 60928, 61166, 65792, 69904, 115136, 121856, 122332, 131584, 139808, 230272, 244664, 263168, 279616, 460544, 489328, 559232, 921088, 978656, 1118464, 1842176, 1957312, 2236928, 3914624, 4473856, 7829248, 15658496, 31316992]

約数ペア:

[(1, 31316992), (2, 15658496), (4, 7829248), (7, 4473856), (8, 3914624), (14, 2236928), (16, 1957312), (17, 1842176), (28, 1118464), (32, 978656), (34, 921088), (56, 559232), (64, 489328), (68, 460544), (112, 279616), (119, 263168), (128, 244664), (136, 230272), (224, 139808), (238, 131584), (256, 122332), (257, 121856), (272, 115136), (448, 69904), (476, 65792), (512, 61166), (514, 60928), (544, 57568), (896, 34952), (952, 32896), (1024, 30583), (1028, 30464), (1088, 28784), (1792, 17476), (1799, 17408), (1904, 16448), (2056, 15232), (2176, 14392), (3584, 8738), (3598, 8704), (3808, 8224), (4112, 7616), (4352, 7196), (4369, 7168)]